Best Mass Gainer Apps

125+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated October 2026

The best mass gainer apps on iPhone average 4.3★ across 125+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Mass Gainer Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1The Weight Gain AppThe Weight Gain AppFree4.8★ (689)NoYesOct 2026
2BulkUp: Weight GainerBulkUp: Weight GainerFree—NoYesOct 2026
3Mass Gain Workout PlansMass Gain Workout PlansFree—YesYesMay 2026
4yourWeight: Weight TrackeryourWeight: Weight TrackerFree4.7★ (579)YesYesSep 2026
5Weight Gain Workouts Food DietWeight Gain Workouts Food DietFree4.6★ (1.3K)YesYesOct 2026
6Mass Building ProgramMass Building ProgramFree3.5★ (2)YesYesSep 2026
7Gain Muscle MassGain Muscle MassFree—YesYesMay 2026
8Weight & Height Gain TeenagersWeight & Height Gain Teenagers$4.992.7★ (3)NoYesSep 2026

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FAQ about Mass Gainer

What are the best mass gainer apps for iPhone?
The Weight Gain App tops our mass gainer apps ranking as of October 2026, with a 4.8-star average from 689 App Store ratings, and it's free to download.
Yes — 19 of the top mass gainer apps we rank are free to download, including The Weight Gain App and BulkUp: Weight Gainer.
The Weight Gain App has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 125+ mass gainer apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.